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A269958
Number of tilings of an 8 X 3n rectangle using 8n trominoes of any shape.
2
1, 1173, 5271923, 30860212081, 193553900967497, 1235348565576072999, 7918615596845276941783, 50812059004074711375396005, 326133836808482000144440191279, 2093399184722452211913343015136793, 13437387174568575272118729720355720407
(list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
Alois P. Heinz, Table of n, a(n) for n = 0..262
Wikipedia, Tromino
CROSSREFS
Trisection of column k=8 of A233320.
Sequence in context: A302958 A232082 A187725 * A033912 A204763 A204756
Adjacent sequences: A269955 A269956 A269957 * A269959 A269960 A269961
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Mar 08 2016
STATUS
approved

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Last modified October 1 11:26 EDT 2024. Contains 376389 sequences.
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